Compatible with: Any Standard Hand Pipe, Bowl or Bubbler Keep your hits clean and your glass protected with Human Grade Glass Pipe Screens. Each pack includes 10 durable glass screens—choose from classic discs or daisy styles—for smoother sessions and less mess. Made from high-quality borosilicate glass and sized to fit most standard bowls. Retail Units: One (1) Pack. Each pack contains 10 screens. Size: Glass Disc: 0.3" x 0.07" Daisy: 0.3" x 0.3" Packaging Size: 1.2" x 0.7" Material: Glass